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  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

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  7. <title>SdFat: SdSpi Class Reference</title>

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  37.     <ul class="tablist">

  38.       <li><a href="annotated.html"><span>Class&#160;List</span></a></li>

  39.       <li><a href="inherits.html"><span>Class&#160;Hierarchy</span></a></li>

  40.       <li><a href="functions.html"><span>Class&#160;Members</span></a></li>

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  44. <div class="header">

  45.   <div class="summary">

  46. <a href="#pub-methods">Public Member Functions</a> &#124;

  47. <a href="class_sd_spi-members.html">List of all members</a>  </div>

  48.   <div class="headertitle">

  49. <div class="title">SdSpi Class Reference</div>  </div>

  50. </div><!--header-->

  51. <div class="contents">

  52. 

  53. <p>SPI class for access to SD and SDHC flash memory cards.  

  54.  <a href="class_sd_spi.html#details">More...</a></p>

  55. 

  56. <p><code>#include &lt;SdSpi.h&gt;</code></p>

  57. <table class="memberdecls">

  58. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>

  59. Public Member Functions</h2></td></tr>

  60. <tr class="memitem:a607aa7e4655f29bb16ed75b66ffc2c20"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi.html#a607aa7e4655f29bb16ed75b66ffc2c20">begin</a> ()</td></tr>

  61. <tr class="separator:a607aa7e4655f29bb16ed75b66ffc2c20"><td class="memSeparator" colspan="2">&#160;</td></tr>

  62. <tr class="memitem:a94af33b695f52bba5fc2c6435e676096"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi.html#a94af33b695f52bba5fc2c6435e676096">init</a> (uint8_t spiDivisor)</td></tr>

  63. <tr class="separator:a94af33b695f52bba5fc2c6435e676096"><td class="memSeparator" colspan="2">&#160;</td></tr>

  64. <tr class="memitem:aa017fd1d2bd196d1cbc4b845f6a72a40"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi.html#aa017fd1d2bd196d1cbc4b845f6a72a40">receive</a> ()</td></tr>

  65. <tr class="separator:aa017fd1d2bd196d1cbc4b845f6a72a40"><td class="memSeparator" colspan="2">&#160;</td></tr>

  66. <tr class="memitem:a223c3b67496b7a05035060d68e8b7e0e"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi.html#a223c3b67496b7a05035060d68e8b7e0e">receive</a> (uint8_t *buf, size_t n)</td></tr>

  67. <tr class="separator:a223c3b67496b7a05035060d68e8b7e0e"><td class="memSeparator" colspan="2">&#160;</td></tr>

  68. <tr class="memitem:a3c6369cd5cc2e1631bcc24e9194eb09a"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi.html#a3c6369cd5cc2e1631bcc24e9194eb09a">send</a> (uint8_t data)</td></tr>

  69. <tr class="separator:a3c6369cd5cc2e1631bcc24e9194eb09a"><td class="memSeparator" colspan="2">&#160;</td></tr>

  70. <tr class="memitem:a97ef912cdc43e0800e0184160581f89e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_sd_spi.html#a97ef912cdc43e0800e0184160581f89e">send</a> (const uint8_t *buf, size_t n)</td></tr>

  71. <tr class="separator:a97ef912cdc43e0800e0184160581f89e"><td class="memSeparator" colspan="2">&#160;</td></tr>

  72. </table>

  73. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>

  74. <div class="textblock"><p>SPI class for access to SD and SDHC flash memory cards. </p>

  75. </div><h2 class="groupheader">Member Function Documentation</h2>

  76. <a class="anchor" id="a607aa7e4655f29bb16ed75b66ffc2c20"></a>

  77. <div class="memitem">

  78. <div class="memproto">

  79.       <table class="memname">

  80.         <tr>

  81.           <td class="memname">void SdSpi::begin </td>

  82.           <td>(</td>

  83.           <td class="paramname"></td><td>)</td>

  84.           <td></td>

  85.         </tr>

  86.       </table>

  87. </div><div class="memdoc">

  88. <p>Initialize the SPI bus </p>

  89. 

  90. </div>

  91. </div>

  92. <a class="anchor" id="a94af33b695f52bba5fc2c6435e676096"></a>

  93. <div class="memitem">

  94. <div class="memproto">

  95.       <table class="memname">

  96.         <tr>

  97.           <td class="memname">void SdSpi::init </td>

  98.           <td>(</td>

  99.           <td class="paramtype">uint8_t&#160;</td>

  100.           <td class="paramname"><em>spiDivisor</em></td><td>)</td>

  101.           <td></td>

  102.         </tr>

  103.       </table>

  104. </div><div class="memdoc">

  105. <p>Set SPI options for access to SD/SDHC cards.</p>

  106. <dl class="params"><dt>Parameters</dt><dd>

  107.   <table class="params">

  108.     <tr><td class="paramdir">[in]</td><td class="paramname">spiDivisor</td><td>SCK clock divider relative to the system clock. </td></tr>

  109.   </table>

  110.   </dd>

  111. </dl>

  112. 

  113. </div>

  114. </div>

  115. <a class="anchor" id="aa017fd1d2bd196d1cbc4b845f6a72a40"></a>

  116. <div class="memitem">

  117. <div class="memproto">

  118.       <table class="memname">

  119.         <tr>

  120.           <td class="memname">uint8_t SdSpi::receive </td>

  121.           <td>(</td>

  122.           <td class="paramname"></td><td>)</td>

  123.           <td></td>

  124.         </tr>

  125.       </table>

  126. </div><div class="memdoc">

  127. <p>Receive a byte.</p>

  128. <dl class="section return"><dt>Returns</dt><dd>The byte. </dd></dl>

  129. 

  130. </div>

  131. </div>

  132. <a class="anchor" id="a223c3b67496b7a05035060d68e8b7e0e"></a>

  133. <div class="memitem">

  134. <div class="memproto">

  135.       <table class="memname">

  136.         <tr>

  137.           <td class="memname">uint8_t SdSpi::receive </td>

  138.           <td>(</td>

  139.           <td class="paramtype">uint8_t *&#160;</td>

  140.           <td class="paramname"><em>buf</em>, </td>

  141.         </tr>

  142.         <tr>

  143.           <td class="paramkey"></td>

  144.           <td></td>

  145.           <td class="paramtype">size_t&#160;</td>

  146.           <td class="paramname"><em>n</em>&#160;</td>

  147.         </tr>

  148.         <tr>

  149.           <td></td>

  150.           <td>)</td>

  151.           <td></td><td></td>

  152.         </tr>

  153.       </table>

  154. </div><div class="memdoc">

  155. <p>Receive multiple bytes.</p>

  156. <dl class="params"><dt>Parameters</dt><dd>

  157.   <table class="params">

  158.     <tr><td class="paramdir">[out]</td><td class="paramname">buf</td><td>Buffer to receive the data. </td></tr>

  159.     <tr><td class="paramdir">[in]</td><td class="paramname">n</td><td>Number of bytes to receive.</td></tr>

  160.   </table>

  161.   </dd>

  162. </dl>

  163. <dl class="section return"><dt>Returns</dt><dd>Zero for no error or nonzero error code. </dd></dl>

  164. 

  165. </div>

  166. </div>

  167. <a class="anchor" id="a3c6369cd5cc2e1631bcc24e9194eb09a"></a>

  168. <div class="memitem">

  169. <div class="memproto">

  170.       <table class="memname">

  171.         <tr>

  172.           <td class="memname">void SdSpi::send </td>

  173.           <td>(</td>

  174.           <td class="paramtype">uint8_t&#160;</td>

  175.           <td class="paramname"><em>data</em></td><td>)</td>

  176.           <td></td>

  177.         </tr>

  178.       </table>

  179. </div><div class="memdoc">

  180. <p>Send a byte.</p>

  181. <dl class="params"><dt>Parameters</dt><dd>

  182.   <table class="params">

  183.     <tr><td class="paramdir">[in]</td><td class="paramname">data</td><td>Byte to send </td></tr>

  184.   </table>

  185.   </dd>

  186. </dl>

  187. 

  188. </div>

  189. </div>

  190. <a class="anchor" id="a97ef912cdc43e0800e0184160581f89e"></a>

  191. <div class="memitem">

  192. <div class="memproto">

  193.       <table class="memname">

  194.         <tr>

  195.           <td class="memname">void SdSpi::send </td>

  196.           <td>(</td>

  197.           <td class="paramtype">const uint8_t *&#160;</td>

  198.           <td class="paramname"><em>buf</em>, </td>

  199.         </tr>

  200.         <tr>

  201.           <td class="paramkey"></td>

  202.           <td></td>

  203.           <td class="paramtype">size_t&#160;</td>

  204.           <td class="paramname"><em>n</em>&#160;</td>

  205.         </tr>

  206.         <tr>

  207.           <td></td>

  208.           <td>)</td>

  209.           <td></td><td></td>

  210.         </tr>

  211.       </table>

  212. </div><div class="memdoc">

  213. <p>Send multiple bytes.</p>

  214. <dl class="params"><dt>Parameters</dt><dd>

  215.   <table class="params">

  216.     <tr><td class="paramdir">[in]</td><td class="paramname">buf</td><td>Buffer for data to be sent. </td></tr>

  217.     <tr><td class="paramdir">[in]</td><td class="paramname">n</td><td>Number of bytes to send. </td></tr>

  218.   </table>

  219.   </dd>

  220. </dl>

  221. 

  222. </div>

  223. </div>

  224. <hr/>The documentation for this class was generated from the following file:<ul>

  225. <li>Arduino/libraries/SdFat/<a class="el" href="_sd_spi_8h.html">SdSpi.h</a></li>

  226. </ul>

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